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Approval Voting improvements (#2781)

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* extract database from av-store itself

* generalize approval-voting over database type

* modes (without handling) and pruning old wakeups

* rework approval importing

* add our_approval_sig to ApprovalEntry

* import assignment

* guide updates for check-full-approval changes

* some aux functions

* send messages when becoming active.

* guide: network bridge sends view updates only when done syncing

* network bridge: send view updates only when done syncing

* tests for new network-bridge behavior

* add a test for updating approval entry with sig

* fix some warnings

* test load-all-blocks

* instantiate new parachains DB

* fix network-bridge empty view updates

* tweak

* fix wasm build, i think

* Update node/core/approval-voting/src/lib.rs

Co-authored-by: Andronik Ordian <write@reusable.software>

* add some versioning to parachains_db

* warnings

* fix merge changes

* remove versioning again

Co-authored-by: Andronik Ordian <write@reusable.software>
This commit is contained in:
Robert Habermeier
2021-04-01 19:33:52 +02:00
committed by GitHub
parent 01badafba6
commit 57b56770e0
20 changed files with 1593 additions and 701 deletions
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polkadot/roadmap/implementers-guide/src/node/utility/network-bridge.md
+3 -1
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@@ -59,6 +59,8 @@ Each network event is associated with a particular peer-set.
The `activated` and `deactivated` lists determine the evolution of our local view over time. A `ProtocolMessage::ViewUpdate` is issued to each connected peer on each peer-set, and a `NetworkBridgeEvent::OurViewChange` is issued to each event handler for each protocol.
We only send view updates if the node has indicated that it has finished major blockchain synchronization.
If we are connected to the same peer on both peer-sets, we will send the peer two view updates as a result.
### Overseer Signal: BlockFinalized
@@ -67,7 +69,7 @@ We update our view's `finalized_number` to the provided one and delay `ProtocolM
### Network Event: Peer Connected
Issue a `NetworkBridgeEvent::PeerConnected` for each [Event Handler](#event-handlers) of the peer-set and negotiated protocol version of the peer. Also issue a `NetworkBridgeEvent::PeerViewChange` and send the peer our current view.
Issue a `NetworkBridgeEvent::PeerConnected` for each [Event Handler](#event-handlers) of the peer-set and negotiated protocol version of the peer. Also issue a `NetworkBridgeEvent::PeerViewChange` and send the peer our current view, but only if the node has indicated that it has finished major blockchain synchronization. Otherwise, we only send the peer an empty view.
### Network Event: Peer Disconnected